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Connecting Construction Bolt for Subway Curved Tunnel Bolt
US$0.50-5.00
1,000 Pieces
Product profile
Customization
AvailableMaterial
Stainless SteelType
Hexagon HeadModel NO.
boltConnection
Common BoltHead Style
RoundStandard
DIN, ANSI, GB, JIS, BSW, GOSTGrade
10.9Application
Machinery, Chemical Industry, Environmental, BuildingFinish
OrdinaryColor
SilverQuality Control
100% Quality InspectionOEM Service
AvailableProcess
Cold Forging, Hot Forging, MachiningTransport Package
Woven Bags/Wooden Boxes or as RequiredSpecification
customizableTrademark
JinyuyuanOrigin
ChinaCompany profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Qingdao PortAverage Response Time: ≤4.23h CertifiedTerms of Payment: T/T, LC, D/P, etc.
AI-Powered supplier vetting
SummaryThe supplier presents documented quality and management certifications, including CE, ISO9001:2015, ISO45001:2018, and ISO14001. It reports broad customization and ODM/OEM capabilities, recent new-product activity, three R&D engineers, and equipment for pipe cutting, pressing, and punching. Service processes for approved suppliers, corrective actions, complaints, and finished-product inspection are documented and followed. However, overseas service coverage is limited: there are no overseas agents, branches, warehouses, showrooms, or reported overseas-service countries, and the supplier has not participated in offline trade shows. Manufacturing capacity also lacks a valid contract with related subcontractors. Financial assessment is inconclusive because the provided data is sparse and includes a current ratio stated as zero, without sufficient context to establish overall financial credibility.
Supplier typeThe supplier operates a production and sales system that includes a grouting sleeve factory, a flattened bundle mouth sleeve factory, and an auxiliary-material product warehouse. Its registered and factory addresses are in Liaocheng, Shandong, while an office is also listed at a local innovation and entrepreneurship base, indicating a manufacturer with supporting sales and warehousing operations.
CertificationsThe supplier reports CE product certification and ISO9001:2015, ISO45001:2018, and ISO14001 management-system certifications. These are explicit certifications relevant to product compliance, quality, occupational safety, and environmental management.
After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints, and describes professional customer-service capabilities. However, it has no overseas agents or branches, overseas warehouse, overseas showroom, or reported overseas-service countries, limiting its demonstrated international service reach.
R&D capabilityThe supplier reports new-product activity during the past year, has three R&D engineers, provides ODM services, and offers multiple design-based customization modes. It does not have an available SDK, but that limitation does not by itself negate its stated product-development capability.
Production capacityProduction-related evidence includes pipe cutting, pressing, and punching machines, instructions that are uniformly followed for finished-product inspection, in-stock capability, and a stated quality assurance capability. A material weakness is that the factory and related subcontractor do not have a valid manufacturing-capacity contract, creating a documented capacity-governance gap.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM and OEM services, including OEM service for well-known brands, providing strong direct evidence of broad customization capability.
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Liaocheng Jinyuyuan Metal Products Co., Ltd.
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